<template>
  <div class="icons">
    <swiper :options="wipoption">
      <swiper-slide v-for="(page,index) of pages" :key="index">
        <div class="icon" v-for="item of page" :key="item.id">
          <div class="icon-img">
            <img class="icon-img-content" :src='item.imgUrl' />
          </div>
          <p class='icon-desc'>{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>

<script>
  export default {
    name: 'HomeIcons',
    props:{
      list:Array
    },
    data() {
      return{
        wipoption:{
          autoplay:false,
        }
      }
    },
    computed: {
      pages() {
        const pages = []
        this.list.forEach((item, index) => {
          const page = Math.floor(index / 8)
          if (!pages[page]) {
            pages[page] = []
          }
          pages[page].push(item)
        })
        return pages
      }
    }
  }
</script>

<style lang="stylus" scoped>
  @import '~styles/varibles.styl'
  @import '~styles/mixins.styl'
  .icons>>>.swiper-container {
    overflow: hidden;
    height: 0;
    padding-bottom: 50%;
  }
  .icons{
    margin-top :.1rem
  }
  .icon {
    position: relative;
    overflow: hidden;
    float: left;
    width: 25%;
    height: 0;
    padding-bottom: 25%;
  }

  .icon-img {
    box-sizing: border-box;
    padding: .1rem;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: .44rem;
  }

  .icon-img-content {
    display: block;
    margin: 0 auto;
    height: 100%;
  }

  .icon-desc {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: .44rem;
    text-align: center;
    line-height: .44rem;
    color: $darkTextColor;
    ellipsis();
  }
</style>
